promising o cause traffic problems todan parts of the bay area. >>> the blue angels among a weekend of big events promising to cause traffic problems all over the day. the bay area braces for it. >>> tragedy led to a bay area church. that led to an accident that took a young girl's life. >>> things will improve on your sunday morning but then things will change through the week. seems like the season is changing. >>> welcome back to eyewitness news this morning. it's 8:01. >> thanks for joining us. we have a lot coming up here in the next half hour. prop 37. we heard about the reasons why some people think you should vote for prop 37 in the last half hour. we're going to hear from the no campaign in the next few minutes. >> it's the idea of labeling food that's been genetically modified. one debate down, and then the vice-presidential debate. what is the second team going to have to do. >> and we'll tack a look at the many events here in san francisco. a wild city in san francisco got too wild as violence broke out. about 20 people were involved in some sort of melee at broadway and mo